Improvement in grain-drills



UNfTED STATES 4PATEN ()FFICEo ALEXANDBB BBooKS, 0 ooBYv1LLB, NBW YoB.

IMPRoVEMENT IN GRAIN-DRILLS.

Speciflcotion fof111ing part of IetferB Potonf No, 4,069, dated 1faTo11 29, 1864.

Be it knOWn thof I ALExANDBB BRoOKS, of aotor -vie, in tho ooouty of Tiogo ond Stato of TeW fork, have io ented o neW ond Inproved Seed-l)ri, and I do heroby dec!aro thaf the foHOWing iS o fon ond exaot deSoriptioo, referenoe being hod to tho aooonponying drowingS, n1aking part of this Speoifiootioo igoro1 being o plon of I1]y impfoved SeeddrilI, Eig. 2, aJ longitudinal verfioal Sootioo thereof. v

Liko lotterS designate oorreSponding ports in oH of tho figureSl he generol oonStruotion of Iny improved Seed-drin moy not dier eSSentiaHy from that of mD othef See(1-dri"S io uSe, espooioy in TeSpoof to the driving and sopporfing wheels o A, frome B, and seed-box oog-WheeL J, I ig. 2, 011 the hob of the right driving-Wheo A gearS into onothoI' oog'Whee1, f, Whioh ronS oI H Shoff, o, extending aoroSS the naohine in tho reor lower oorne1 of the Seed-box eifher loosoly thereon When Sifnply draWing tho n1ochine or con led thereto aud turnin the Same With if When grain is to bo SoWn. [Ipon this Shaff o is loooted aJ Series of short Seed roHerS of disks, D D, of suitable length, and of Buoh diSfanoeS aport oS oro required for tho driHS to bo soWn, there being mefe StotionoI y diSks betWeen theIn to fH up the spooes. fheSo roH- erS aro provided vith grooveS CZ cZ poraHo, oI' nearly So, With the axis ofthe roHers, and of a proper length, depth, ond Width, ond a suffioienf noo1beI' of them eqoidistant around tho periphery of tho roHerS to sow tho lorgeSt an1onnt of grain to tho oore ever roquired. hoSe ToHefs do not oooupy SpaoeS in tho bottoIn of tho Seod-box Inerel.y, buf rther i1 both botton1 and rear Side thoreof, sobstanfiony oS Shown in Eig. 2, so thaf by turning ouf baokvord throogh said sido the grain iS oorfied oI)- Ward Tather than doWnWord ont of the seedbox. 13y thiS oleanS tho gfoin of' Seed does oot olog by tho Weight of the SuperinooII1bent grain, nof is tho quantity oarried ouf varioblo acoordingfo tho quantity of groin in the Seed boxl obove those grooved foHoTS iS al goge plato, adjosfablo to or fron tho ToHerS by SofeWS pasSing thfongh SlotS thorein, for the purpoSe of prevonting any grain exoopt Whot is in tho groovoS of the roners fI'oII1 1)oSSiog out. This plate, togothof vith tho upWard !110- tion of the oHor on tho-inoer Side, eootuoHy .ooHy tho quantity of graio of seed to be sown' by Simply eXpoSing voryiog portionS of the grooveS of oZ, into hioh tho graio fanS, fron1 tho gTeotesf aoonof When tho fvholo foHerS aro ex osed to nothing Whon the eotiro ToHers aro oovered thereby. It iS D1oved by IneanS of o hondo, extonding out throughtho ond of tho SeedboX. Atfaohed to the outer ond of this handlo of rod o is an index, (r, whioh indiooteS o on o soale, o, by the Si(lo of ib the qnontit y S0Wn to the acre aS marked on Sai(1Soae.

fb tho reaf -end of the ooohine iS aoother Seed-box, f, and o Sioi Sof of grooved ToH- er B exoopt thot the grooveS Tun SpiraHy in tho peripherieS of tho oHerS, so thf tho dTopping of tho see(1 Ioy be oontinoous. L Sifl1ilaI' oonvex SHding plafe, S, Inoved by o hondlo, 8, iS alSo employed to goge tho seed SOWn by tho foHers. heSo roHerS SoW tho seed broadooSf, there beingosoattering-plafo, o, Eig. 2, below thom fo diStribote the Seed evonly opon tho gfonnd. vvhen oSed in oon neotion With tho moin Seeding apparatus obovo dosoribed, thiS broodoaSt opporotuS Iny bo omployed fo soW grass-Soed of diStTibuto feTfi- 1izers. 1ithef soeding apporotus noy, hoW ovor, bo uSed Seporotey. o givo l11otion to these grooved roHerS, o band, runS fron o -poHoy, I, oo the shaff of the ronerS 1) 1) fo ooother poey, f, on tho Shoff of tho Said roH- orS B B.

Spouts K roooivo tho grain dropped ffon the seed-ToHerS 1) ond oondoot if to tho mouths Zc Zc of tho driH-teeth tobos. heSo spontS oI'e ropfeSented IS oonduoting aJftornately forWard ond bookWard, reSpeotively, to tWo bookS oI' ToWS of drnLtoeth, vhioh oro SnS- pended ffom the bors 1 12 in the oSual Inonner,

buf not ShoWn in tho droWings. heSo drHI- teoth bars aI'o roisod oI on loworod togethor oI' 

